There is no such thing as a first name for phlegm removing drugs. The commonly used drugs for removing phlegm in clinical practice are compound fresh bamboo leech oral liquid, expectorant cough granules, etc. The most common drugs for removing phlegm are compound fresh bamboo leech oral liquid, expectorant cough granules, etc. 1. Compound fresh bamboo leech oral solution is composed of fresh bamboo leech, fish grass, half-summer, ginger, loquat leaf, platycodon and other drugs. It has the effect of clearing away heat, relieving cough and resolving phlegm. It is used in the treatment of phlegm-heat cough, yellow and sticky phlegm and other conditions. The drug can cause diarrhea, abdominal pain, nausea and other adverse reactions after taking. Patients who are allergic to the drug should not take it. 2. Expectorant Cough Granules is composed of Radix Codonopsis, Radix et Rhizoma Pinelliae, Radix et Rhizoma Glycyrrhizae, Coriolus Versicolor and so on, which has the efficacy of expelling phlegm and relieving cough, invigorating spleen and drying dampness. The drug is used for the treatment of chronic bronchitis and bronchitis combined with pulmonary heart disease, emphysema caused by cough and phlegm, wheezing. The adverse reactions and contraindications of the drug are not clear, but it should be noted that pregnant women should be cautious. If necessary, it is recommended to go to a regular hospital for consultation and treatment under the guidance of a professional physician to identify the evidence.